\begin{table}%t3
\caption{\label{Tab:nowd}Parameters of models without wind.}
%\centerline
{\small
\par
\begin{tabular}{cccccc}
\hline \hline
\noalign{\smallskip}
Model & $\epsilon$ & $n$  & $t$\tablefootmark{a}& $d$                & $\tau$\\
name  &~Gyr$^{-1}$ &    &~Gyr                 &~Gyr              &~Gyr \\
\hline
1     & 0.1        & 3  & 2/5/12.5            & 1/1/1            & 0.5 \\
2     & 0.1        & 3  & 2/5/12.5            & 1/1/1            & 8 \\
3     & 0.3        & 10 & 2/3/4/5/6/7/8/      & 0.4/0.1/.../0.1  & 8 \\
     &            &    & 9/10.5/12.95        &                  &   \\
4     & 0.5        & 3  & 2/7/12.5            & 1/7/1            & 8 \\
5     & 0.5        & 10 & 2/3.5/5/6.5/7.5/8.5/& 0.5/0.5/.../0.5  & 8 \\
     &            &    & 9.5/10.5/11.5/12.75 &                  &   \\
\hline 
\end{tabular}}
\tablefoot{\tablefoottext{a}{The middle time of each burst.}}
\end{table}